NPPES file of Aug 9, 2026

Larry Greenbaum, DDS

General Practice Dentistry · Chevy Chase, MD

Larry Greenbaum, DDS is a general practice dentistry with a practice address in Chevy Chase, Maryland, and NPI 1508930306, issued on Nov 20, 2006. Check the license (Maryland 4686, as entered in NPPES) with the Maryland board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508930306
Name
Larry Greenbaum
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
4686 MD
Self-reported in NPPES; status is on the state search
Practice location
5480 Wisconsin Ave, Chevy Chase, MD 20815
Phone
(301) 652-6011
Enumerated
Nov 20, 2006
Record last updated
Mar 7, 2023
Fax
(301) 656-7433
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5480 Wisconsin Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alicia Abell, PH.D.Counselor1518112937
  2. Margo Aron, MSWMental Health Counselor1033289046
  3. Sarah Berger, PH.D.Clinical Psychologist1689073686
  4. Karen Block, LCSW-CClinical Social Worker1649462367
  5. Lindsay Brancato, PSY.D.Clinical Psychologist1477582294
  6. Rodney Burbach, M.D.Addiction Psychiatry Physician1588721625

Verify Larry Greenbaum in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 4686
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Larry Greenbaum among 2,408 general practice dentistry records in Maryland

Larry Greenbaum, DDS is one of 2,408 general practice dentistry records with a practice address in Maryland. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 72% newer
  • In a Medicare fileNo · 62% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2023 · 72% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

20 general practice dentistry records list a practice address in Chevy Chase

They are 20 of the 1,118 NPPES records with a practice address in Chevy Chase, and 2,408 general practice dentistry records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Mehran Armani, D.D.SChevy Chase, MD 208151891783395
  2. Alona Bauer, DMDChevy Chase, MD 208151306027354
  3. Hilary Chung, D.M.D.Chevy Chase, MD 208151013182401
  4. Neil Cohen, DDSChevy Chase, MD 208151184762734
  5. Vincent Greco, DDSChevy Chase, MD 208151588870810
  6. David Greenberg, DMDChevy Chase, MD 208151699817627
  7. Anne Gunn, DDSChevy Chase, MD 208151659415784
  8. Erick Hosaka, D.D.S.Chevy Chase, MD 208151104836550

Common questions

What is Larry Greenbaum, DDS's NPI number?

Larry Greenbaum, DDS's National Provider Identifier (NPI) is 1508930306, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Larry Greenbaum, DDS located?

The NPPES record lists a practice address at 5480 Wisconsin Ave, Chevy Chase, MD, 20815. Phone: (301) 652-6011. Providers update this record themselves, so call before visiting.

How can I verify Larry Greenbaum, DDS's license?

NPPES lists Maryland license number 4686, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.